67856984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 143640000

約数和(自身を除く): 75783016

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 149, 151, 232, 298, 302, 377, 596, 604, 754, 1192, 1208, 1508, 1937, 1963, 3016, 3874, 3926, 4321, 4379, 7748, 7852, 8642, 8758, 15496, 15704, 17284, 17516, 22499, 34568, 35032, 44998, 56173, 56927, 89996, 112346, 113854, 179992, 224692, 227708, 292487, 449384, 455416, 584974, 652471, 1169948, 1304942, 2339896, 2609884, 5219768, 8482123, 16964246, 33928492, 67856984]

約数ペア:

[(1, 67856984), (2, 33928492), (4, 16964246), (8, 8482123), (13, 5219768), (26, 2609884), (29, 2339896), (52, 1304942), (58, 1169948), (104, 652471), (116, 584974), (149, 455416), (151, 449384), (232, 292487), (298, 227708), (302, 224692), (377, 179992), (596, 113854), (604, 112346), (754, 89996), (1192, 56927), (1208, 56173), (1508, 44998), (1937, 35032), (1963, 34568), (3016, 22499), (3874, 17516), (3926, 17284), (4321, 15704), (4379, 15496), (7748, 8758), (7852, 8642)]